Iron



FIG. 1 is a front perspective view of an iron;

FIG. 2 is left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a front side view thereof;

FIG. 5 is a rear side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the drawings represent portions of the iron that form no part of the claimed design. 

The ornamental design for an iron, as shown and described. 